Yasuharu Ōyama (大山 康晴 Ōyama Yasuharu, March 13, 1923 - July 26, 1992[1]) was a professional shogi player, 15th Lifetime Meijin[1] and president of Japan Shogi Association (1976 - 1989).

[citation needed] Ōyama played as professional from 1940 until his death in 1992.

[1] His students include Michio Ariyoshi, Isao Nakata and Hisashi Namekata.

[3] Ōyama had a strong interest in other kinds of boardgames, including go, mahjong, chess, chu shogi[4] and xiangqi.

He founded the Japan Xiangqi Association in 1973 and served as its president.